Add a --noconfirm and -y mode to Cachy-Update, with clear warnings

[FernandoMMuniz]

sudo pacman -Syu --noconfirm ; paru -Sua --noconfirm ; flatpak update -y ; sudo pacman -Rns $(pacman -Qdtq) --noconfirm ; paccache -rvk2 ; sudo pacman -Sc --noconfirm ; DIFFPROG=meld pacdiff -s

This is good enough for me.

Cachy-Update randomly keeps searching for updates forever

Not quite. What is the intention here? Is that an attempted automatic overwrite of the local file with the pacnew? Besides that its silly to apply a DIFFPROG if you arent going to diff anything.. This is like setting a timebomb. There is no question that there will be pacnews that if you do this will break sudo or entire user accounts, could render your system unbootable, etc etc. You absolutely should not use this. Please revisit any of the other threads where pacnews are discussed or …